This chart, begun by young researcher Charles David Keeling way back in 1958, chronicles the seasonal rise and fall – and ...

Funding for the Mauna Loa Observatory, a cornerstone of global climate science since the 1950s, is at risk. The lab has been ...

Discover the history and importance of Mauna Loa in monitoring CO₂ levels and the impact of defunding climate monitoring systems.

Over nearly seven decades, research conducted at Hawaii’s Mauna Loa Observatory taught us that global warming is happening and humans are causing most of it. Trump's proposed budget for 2026 would ...

Even a policy of “drill, baby, drill” would imply more climate research, not its evisceration, says Ralph Keeling ...

The Trump administration’s proposed 2026 budget for the U.S. National Oceanic and Atmospheric Administration (NOAA) cuts funding for several critically important national laboratories and ...

Proposed budget cuts in the US will lead to the loss of vital carbon dioxide measurements, but no other countries are ...

Here's all the latest local and international news concerning climate change for the week of July 28 to Aug. 3, 2025.

This story was originally published by Grist and is reproduced here as part of the Climate Desk collaboration.

The Data Foundation, the American Geophysical Union, and a coalition of universities are scrambling to ensure that the nation ...

For decades, Australia has relied on data from US satellites, floats and monitoring programs. Planned deep cuts put ...